Shop two-channel relay module

Sponsored
About our ads
$156.59
Square D 9050JCK52V20 Timer Relay 240VAC 10A T-JCK
Gordon Electric Supply
$156.59
Square D 9050JCK52V20 Timer Relay 240VAC 10A T-JCK
Gordon Electric Supply
$114.59
Square D 8501CO22V20 Relay 220VDC 4Amp Type C +Options
Gordon Electric Supply
$114.59
Square D 8501CO22V20 Relay 220VDC 4Amp Type C +Options
Gordon Electric Supply
$28.29
Square D 8501KFR12V20 Relay 2 C/O QC Pin 10A@240V 120VAC Coil Flange
Gordon Electric Supply
$28.29
Square D 8501KFR12V20 Relay 2 C/O QC Pin 10A@240V 120VAC Coil Flange
Gordon Electric Supply
$155.66
SR2B121B Schneider Electric
WiAutomation US
$155.66
SR2B121B Schneider Electric
WiAutomation US
$2.69
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.69
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$5.99
NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
Amazon.com
$5.99
NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
Amazon.com
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$2.69
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.69
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$10.40
3V 1/2/4/8 Channel Relay Module - High & Low Level Trigger, Dual Optocoupler Isolation (3V, 4 Channel)
Amazon.com
Free shipping
$10.40
3V 1/2/4/8 Channel Relay Module - High & Low Level Trigger, Dual Optocoupler Isolation (3V, 4 Channel)
Amazon.com
$13.60
GAEYAELE 2 Channel Relay Module AC/DC 24V Relay Interface
Amazon.com
$13.60
GAEYAELE 2 Channel Relay Module AC/DC 24V Relay Interface
Amazon.com
$15.04
Altronix Relay Module 12/24VDC 75Ma DPDT
Amazon.com
Free shipping
$15.04
Altronix Relay Module 12/24VDC 75Ma DPDT
Amazon.com
$9.99
6PCS DC 12V 2 Channel Relay Module With Isolated Optocoupler High And Low Level H/L Level Trigger Module Triggered By DC 12V
Amazon.com
$9.99
6PCS DC 12V 2 Channel Relay Module With Isolated Optocoupler High And Low Level H/L Level Trigger Module Triggered By DC 12V
Amazon.com
$24.99
Shelly 2PM Gen3 Wifi 2-Channel Smart Relay Switch, Power Metering | Home Automation, Roller Shutters, Blinds, Gates Control, Remote Control, Alexa &
Amazon.com
$24.99
Shelly 2PM Gen3 Wifi 2-Channel Smart Relay Switch, Power Metering | Home Automation, Roller Shutters, Blinds, Gates Control, Remote Control, Alexa &
Amazon.com
$13.99
DIANN 2Pcs 5V 30A 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load For PLC Automation Equipment Control Industrial
Amazon.com
$13.99
DIANN 2Pcs 5V 30A 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load For PLC Automation Equipment Control Industrial
Amazon.com
$18.99
Cenrykay 6PCS DC 5V 2-Ch Relay Module Optocoupler Isolated High/Low Trigger | 6PCS DC 5V 2-Ch Optocoupler Isolated Relay Modules, High & Low Level
Amazon.com
$18.99
Cenrykay 6PCS DC 5V 2-Ch Relay Module Optocoupler Isolated High/Low Trigger | 6PCS DC 5V 2-Ch Optocoupler Isolated Relay Modules, High & Low Level
Amazon.com
$185.00
KUNBUS Revpi RO - Relay Output Expansion Module - Automation Solutions - Industrial Control - Phytools
Phytools
$185.00
KUNBUS Revpi RO - Relay Output Expansion Module - Automation Solutions - Industrial Control - Phytools
Phytools
$11.67
$12.97
JESSINIE 5V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control For Arduino Raspberry Pi
Amazon.com
10% off
$11.67
$12.97
JESSINIE 5V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control For Arduino Raspberry Pi
Amazon.com
$11.99
Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
Amazon.com
$11.99
Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
Amazon.com
$16.31
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
$16.31
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
$7.00
2 Channel 2CH DC 5V 12V 24V IR Infrared Remote Control Switch High-Current Relay Module Board LED Status Indicator 5V -24V (5V)
Amazon.com
$7.00
2 Channel 2CH DC 5V 12V 24V IR Infrared Remote Control Switch High-Current Relay Module Board LED Status Indicator 5V -24V (5V)
Amazon.com
$26.62
$33.27
Altronix RB30 Relay Module, 12/24VDC Operation At 95Ma Draw, 30A/28VDC, 120VAC Or 277VAC SPDT Contac
Maglocks.com
19% off
$26.62
$33.27
Altronix RB30 Relay Module, 12/24VDC Operation At 95Ma Draw, 30A/28VDC, 120VAC Or 277VAC SPDT Contac
Maglocks.com
$129.93
750-514 WAGO 2-Channel Relay Output
Standard Electric Supply Co.
$129.93
750-514 WAGO 2-Channel Relay Output
Standard Electric Supply Co.
$9.68
$10.84
Relay Way 30A Optocoupler Isolation Relay Module High Power Relay High/Low Level YYG-2(12VDC)
Amazon.com
10% off
$9.68
$10.84
Relay Way 30A Optocoupler Isolation Relay Module High Power Relay High/Low Level YYG-2(12VDC)
Amazon.com
$5.98
Ferwooh 3PCS DC 5V 2Ma 1 Channel Relay Module Board Shield Extension Board Relay Plate Low Level Trigger AC 250V/10A, DC 30V/10A
Amazon.com
$5.98
Ferwooh 3PCS DC 5V 2Ma 1 Channel Relay Module Board Shield Extension Board Relay Plate Low Level Trigger AC 250V/10A, DC 30V/10A
Amazon.com
$179.00
Allen-Bradley 2085-OW8 Micro 850 Digital Relay Output, 8-Ch, A
PLCHardware.com
$179.00
Allen-Bradley 2085-OW8 Micro 850 Digital Relay Output, 8-Ch, A
PLCHardware.com
$278.85
Johnson Controls Two Relay Control Module C450CCN-1C
DkHardware.com
$278.85
Johnson Controls Two Relay Control Module C450CCN-1C
DkHardware.com
$22.82
Taidda 2-Way Relay Board, DC5V-24V, 2 Relays, Absorption Diode Circuits, Active High, 2 Outputs, Ethernet Controller Module, Cloud Remote Control, &
Amazon.com
$22.82
Taidda 2-Way Relay Board, DC5V-24V, 2 Relays, Absorption Diode Circuits, Active High, 2 Outputs, Ethernet Controller Module, Cloud Remote Control, &
Amazon.com
$549.78
440R-D22R2 ALLEN BRADLEY - Safety Systems & Safety Relay Supplies
Radwell.com
$549.78
440R-D22R2 ALLEN BRADLEY - Safety Systems & Safety Relay Supplies
Radwell.com
$75.58
Hhbwl0 1/4/6/8/10/12/16 Channels Relay Module With DIN Rail Mount 10A 5V/12V/24V PNP NPN 1NO 1NC PLC Output Controller Amplifier Board(16 Channels,
Amazon.com
Free shipping
$75.58
Hhbwl0 1/4/6/8/10/12/16 Channels Relay Module With DIN Rail Mount 10A 5V/12V/24V PNP NPN 1NO 1NC PLC Output Controller Amplifier Board(16 Channels,
Amazon.com
$2.54
$2.59
5V 2 Channel Relay Module High And Low Level Trigger With Optocoupler Isolation Relay Module For
Aliexpress
$2.54
$2.59
5V 2 Channel Relay Module High And Low Level Trigger With Optocoupler Isolation Relay Module For
Aliexpress
$89.21
Altronix ACM8CB 8 PTC Class 2 Relay Outputs 8 Channel Controller
Amazon.com
Free shipping
$89.21
Altronix ACM8CB 8 PTC Class 2 Relay Outputs 8 Channel Controller
Amazon.com
$4.67
DC 3V 5V 24V 2 Channel Relay Module With Optocoupler Relay Output 2 Way Relay Module For Arduino AVR
Aliexpress
$4.67
DC 3V 5V 24V 2 Channel Relay Module With Optocoupler Relay Output 2 Way Relay Module For Arduino AVR
Aliexpress
$20.36
$29.09
GEYA 2NG2R 2/4/8/16 Channel Relay Module 2NO 2NC 12V 24V AC & DC DPDT Relay For PLC Automation
Aliexpress
Free shipping
30% off
$20.36
$29.09
GEYA 2NG2R 2/4/8/16 Channel Relay Module 2NO 2NC 12V 24V AC & DC DPDT Relay For PLC Automation
Aliexpress
$13.31
2-Channel Serial Port Relay Module RS232 UART Protocol DB9 Interface Manual Operation Relay Switch Board Copper Contacts Normally Open
Amazon.com
$13.31
2-Channel Serial Port Relay Module RS232 UART Protocol DB9 Interface Manual Operation Relay Switch Board Copper Contacts Normally Open
Amazon.com
$47.00
Wago | 750-517 | 2-Channel Relay Output Module 230VAC |
Classic Automation
$47.00
Wago | 750-517 | 2-Channel Relay Output Module 230VAC |
Classic Automation
$45.99
Shelly Wave 2PM US LR UL Smart Switch Relay, 2-Channel 16 A | Z-Wave Long Range, Power Metering, Home Automation, High Compatibility, Easy
Amazon.com
Free shipping
$45.99
Shelly Wave 2PM US LR UL Smart Switch Relay, 2-Channel 16 A | Z-Wave Long Range, Power Metering, Home Automation, High Compatibility, Easy
Amazon.com
How to Use 2-Channel Relay Module | Arduino Projects #robotics #arduinoproject #arduino
0:33
How to Use 2-Channel Relay Module | Arduino Projects #robotics #arduinoproject #arduino
5.2K views11 months ago
YouTubeArduino DIY Projects
How to interface 2 Channel Relay Module with Arduino - Arduino UNO Tutorial
4:18
How to interface 2 Channel Relay Module with Arduino - Arduino UNO Tutorial
6.7K viewsApr 14, 2021
YouTubeCircuits DIY
Two Channel Relay Module Circuit and How it Works in Electronics Circuit
0:13
Two Channel Relay Module Circuit and How it Works in Electronics Circuit
2.7K viewsOct 26, 2023
YouTubeSecret of Electronics
2 channel Relay module with Arduino
6:18
Find in video from 01:16Powering the Relay Module
2 channel Relay module with Arduino
18.8K viewsMay 11, 2020
YouTubeDPV TECHNOLOGY
2 Channel Relay Module Arduino | 5V 10A Relay Module #relayproject #2channel #relay #arduino #diy
0:26
2 Channel Relay Module Arduino | 5V 10A Relay Module #relayproject #2channel #relay #arduino #diy
9.8K viewsSep 30, 2024
YouTubeCrazy Saman
2-Channel Relay Module (Schematic to 3D PCB)
3:49
2-Channel Relay Module (Schematic to 3D PCB)
133 views4 months ago
YouTubeELECTROMOTIF
DIY 2 Channel 5V Relay Board Module for Arduino | Full Tutorial for Beginners
2:19
DIY 2 Channel 5V Relay Board Module for Arduino | Full Tutorial for Beginners
59 views6 months ago
YouTubeIftekhar Tech
11:51
Find in video from 00:11Connecting the Relay
How to use 2 channel relay to control AC and DC loads in Arduino RJT34
221.3K viewsDec 26, 2017
YouTubeRobojax
0:57
How to Wire and Operate a 2-Channel Relay Module HW-383A
34 views4 months ago
YouTubeBobtronix
0:14
Arduino Relay Module Code | Relay Module With Arduino Code | Two Channel Relay Module #tronicslk
138.2K viewsMay 3, 2024
YouTubeTronics lk
3:42
2-channel Relay with ESP32 Board. Simple setup.
3.5K viewsFeb 3, 2025
YouTubeVlad Hristov
3:08
How To Make a 2-Channel Relay Module
2.7K viewsMar 10, 2024
YouTubeKiyani's Lab
0:09
2 Channel Relay Module 🔥 | Arduino & ESP32 DIY Automation Project ⚡🤖
4 views3 months ago
YouTubecreate all time
2:45
How to connect a 2 Way Relais Module with the arduino
42.5K viewsApr 17, 2019
YouTubeElektrotechnik in 5 Minuten by Alexander Stöger
0:14
2 Channel Relay ModuleUnboxing |FullFeatures, Specs & Demo #yoitubeshorts #electronic #diy
1.3K views9 months ago
YouTubeBytes and Bolts
0:54
How 2 channel relay works #education#electronic #relay #2channel relay
1.2K views11 months ago
YouTubeMyo mtk(electrical,electronics and automation)
0:32
Two-channel Control IoT AC Power Relay Module for Arduino Raspberry Pi PLC MCU etc
51 views6 months ago
YouTubeCZH-LABS
22:06
Step-by-Step: Designing a 2-Channel Relay PCB in EasyEDA (Beginner-Friendly!)
9.1K viewsDec 1, 2024
YouTubeKitflix
0:16
2 Channel esp32 relay -- KinCony B2 under designing #homeassistant
6.1K views1 month ago
YouTubeKinCony IoT
3:45
How to Control 5V 2-Channel Relay Using PC | Full Configuration & Testing
14 views7 months ago
YouTubeOrg Creators
5:08
Control 16 Relays with ESP32 using PCF8575 | Full Tutorial + Code
1.8K views3 months ago
YouTubeFair Electro
9:11
Controlling Relay Boards from an ESP32
94K viewsDec 9, 2022
YouTubeDIY TechRush
2:48
5V Relay Module Tutorial for beginners Working, Wiring Explained #relay #arduino #scienceexperiment
3.3K views9 months ago
YouTubeHobbitainment
5:59
How to use a RELAY with ESP32 | Easy Guide
110.5K viewsAug 28, 2023
YouTubeINOVATRIX
7:57
Lesson: 10 - How to Use a Relay Module with Arduino | Complete Beginner’s Guide
14.2K viewsAug 23, 2025
YouTubeElectro Nerds Academy
8:28
⚡ Relay Module Comparison | 1, 2, 4, 8 Channel Explained ! #relaymodule #arduinoprojects #techvideo
8.5K viewsAug 25, 2025
YouTuberndstore.in_
3:27
How to use a relay module - easy setup and testing
2.9K viewsDec 11, 2024
YouTubePhilip Giacalone
0:10
Stop Damaging Your Arduino! How to Use a 5V Relay with Optocoupler #relay #12v #iomodules
2.1K views2 months ago
YouTubeDIY projects by chandu
6:19
Find in video from 00:28Overview of Two Channel Relay Module
Two channel Solid State Relay with Arduino
2.8K viewsOct 4, 2019
YouTubeDPV TECHNOLOGY
See more
Static thumbnail place holder

Shop two-channel relay module

Sponsored
About our ads
$156.59
Square D 9050JCK52V20 Timer Relay 240VAC 10A T-JCK
Gordon Electric Supply
$156.59
Square D 9050JCK52V20 Timer Relay 240VAC 10A T-JCK
Gordon Electric Supply
$114.59
Square D 8501CO22V20 Relay 220VDC 4Amp Type C +Options
Gordon Electric Supply
$114.59
Square D 8501CO22V20 Relay 220VDC 4Amp Type C +Options
Gordon Electric Supply
$28.29
Square D 8501KFR12V20 Relay 2 C/O QC Pin 10A@240V 120VAC Coil Flange
Gordon Electric Supply
$28.29
Square D 8501KFR12V20 Relay 2 C/O QC Pin 10A@240V 120VAC Coil Flange
Gordon Electric Supply
$155.66
SR2B121B Schneider Electric
WiAutomation US
$155.66
SR2B121B Schneider Electric
WiAutomation US
$2.69
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.69
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$5.99
NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
Amazon.com
$5.99
NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
Amazon.com
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$2.69
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.69
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$10.40
3V 1/2/4/8 Channel Relay Module - High & Low Level Trigger, Dual Optocoupler Isolation (3V, 4 Channel)
Amazon.com
Free shipping
$10.40
3V 1/2/4/8 Channel Relay Module - High & Low Level Trigger, Dual Optocoupler Isolation (3V, 4 Channel)
Amazon.com
$13.60
GAEYAELE 2 Channel Relay Module AC/DC 24V Relay Interface
Amazon.com
$13.60
GAEYAELE 2 Channel Relay Module AC/DC 24V Relay Interface
Amazon.com
$15.04
Altronix Relay Module 12/24VDC 75Ma DPDT
Amazon.com
Free shipping
$15.04
Altronix Relay Module 12/24VDC 75Ma DPDT
Amazon.com
$9.99
6PCS DC 12V 2 Channel Relay Module With Isolated Optocoupler High And Low Level H/L Level Trigger Module Triggered By DC 12V
Amazon.com
$9.99
6PCS DC 12V 2 Channel Relay Module With Isolated Optocoupler High And Low Level H/L Level Trigger Module Triggered By DC 12V
Amazon.com
$24.99
Shelly 2PM Gen3 Wifi 2-Channel Smart Relay Switch, Power Metering | Home Automation, Roller Shutters, Blinds, Gates Control, Remote Control, Alexa &
Amazon.com
$24.99
Shelly 2PM Gen3 Wifi 2-Channel Smart Relay Switch, Power Metering | Home Automation, Roller Shutters, Blinds, Gates Control, Remote Control, Alexa &
Amazon.com
$13.99
DIANN 2Pcs 5V 30A 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load For PLC Automation Equipment Control Industrial
Amazon.com
$13.99
DIANN 2Pcs 5V 30A 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load For PLC Automation Equipment Control Industrial
Amazon.com
$18.99
Cenrykay 6PCS DC 5V 2-Ch Relay Module Optocoupler Isolated High/Low Trigger | 6PCS DC 5V 2-Ch Optocoupler Isolated Relay Modules, High & Low Level
Amazon.com
$18.99
Cenrykay 6PCS DC 5V 2-Ch Relay Module Optocoupler Isolated High/Low Trigger | 6PCS DC 5V 2-Ch Optocoupler Isolated Relay Modules, High & Low Level
Amazon.com
$185.00
KUNBUS Revpi RO - Relay Output Expansion Module - Automation Solutions - Industrial Control - Phytools
Phytools
$185.00
KUNBUS Revpi RO - Relay Output Expansion Module - Automation Solutions - Industrial Control - Phytools
Phytools
$11.67
$12.97
JESSINIE 5V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control For Arduino Raspberry Pi
Amazon.com
10% off
$11.67
$12.97
JESSINIE 5V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control For Arduino Raspberry Pi
Amazon.com
$11.99
Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
Amazon.com
$11.99
Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
Amazon.com

  • 2 Channel Relay Module for sale

    https://www.ebay.com
    About our ads
    SponsoredFree Shipping Available. Buy Top Products On eBay. Money Back Guarantee!
    Site visitors: Over 1M in the past month